Home / 6,967.85-10,451.66-2,807.75

Finding the Fourth Proportional to 6,967.85, 10,451.66 and 2,807.75

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Solution

The fourth proportional to 6,967.85, 10,451.66 and 2,807.75 is: 4,211.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.85 : 10,451.66 = 2,807.75 : x
  2. Step 2: Convert to fraction form
    6,967.85/10,451.66 = 2,807.75/x
  3. Step 3: Cross multiply
    6,967.85x = 10,451.66 × 2,807.75
  4. Step 4: Simplify right side
    6,967.85x = 29,345,660.46
  5. Step 5: Solve for x
    x = 29,345,660.46/6,967.85
  6. Step 6: Final answer
    x = 4,211.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.